package com.emellend.api.expandablelist;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import android.app.ExpandableListActivity;
import android.os.Bundle;
import android.widget.SimpleExpandableListAdapter;

public class ExpandableList3 extends ExpandableListActivity{
	private static final String NAME = "NAME";
    private static final String IS_EVEN = "IS_EVEN";
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		List<Map<String, String>> groupData=new ArrayList<Map<String,String>>();
		List<List<Map<String, String>>> childData=new ArrayList<List<Map<String,String>>>();
		for(int i=0;i<20;i++){
			Map<String, String> curGroupMap=new HashMap<String, String>();
			groupData.add(curGroupMap);
			curGroupMap.put(NAME, "Group "+i);
			curGroupMap.put(IS_EVEN, i%2==0?"This group is even" : "This group is odd");
			
			List<Map<String, String>> children=new ArrayList<Map<String,String>>();
			for(int j=0;j<15;j++){
				Map<String, String> curChildMap=new HashMap<String, String>();
				children.add(curChildMap);
				curChildMap.put(NAME, "Child " + j);
                curChildMap.put(IS_EVEN, (j % 2 == 0) ? "This child is even" : "This child is odd");
			}
			childData.add(children);
		}
		SimpleExpandableListAdapter adapter = new SimpleExpandableListAdapter(this,
				groupData,
				android.R.layout.simple_expandable_list_item_1, 
				new String[]{NAME,IS_EVEN}, 
				new int[]{android.R.id.text1,android.R.id.text2}, 
				childData,
				android.R.layout.simple_expandable_list_item_2, 
				new String[]{NAME,IS_EVEN}, 
				new int[]{android.R.id.text1,android.R.id.text2});
		setListAdapter(adapter);
	}
}